Add a disabled test for accessing private attributes of other objects

Need to cleanup the code before we can enable this test.

test/code-smell/inappropriately-private.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+#
+# Test that we do not access private attributes of other objects.
+#
+# * private attributes of ourself are okay: self._private.
+# * Private attributes of other objects are not: self.other._private
+#
+
+# Currently the code has many places where we're violating this test so we need
+# to clean up the code before we can enable this.  Maybe we'll need to
+# selectively blacklist modules so that we can work on this a piece at a time.
+#
+# Also need to implement whitelist for certain things like bundled libraries
+# that violate this.
+#
+# 23-10-2015: Count was 508 lines
+grep -Pri '(?<!self)\._(?!_)' $1|grep -v modules